| Main Component | 272101739 | Torque Converter Bearing Housing and Plug Assembly |
| Bearing (Converter Front Support) | 271400216 | Tapered roller bearing — front support (reference) |
| Bearing (Converter Rear Support) | 271400218 | Tapered roller bearing — rear support (reference) |
| Bearing (Thrust — Turbine Hub) | 860119645 | Needle thrust bearing / axial roller bearing |
| Bearing (Support — Stator Guide Wheel) | Various | One‑way clutch / sprag bearing stator support |
| Thrust Washer (Turbine Hub) | — | Hardened steel axial thrust washer |
| Spacer / Shim (Preload) | 272101742 | Spacer ring — sets axial preload |
| O‑Ring (Fluid Passage — Large) | 801138351 | Large O‑ring (61.5×3.55 mm) — main oil gallery seal |
| O‑Ring (Fluid Passage — Extra‑Large) | 801138355 | Extra‑large O‑ring (71×3.55 mm) — primary supply seal |
| O‑Ring (General Purpose) | 803164037 | O‑ring for fittings (various sizes) |
| Copper Washer (for Plug) | 803164120 | Copper crush washer — seals oil gallery plugs |
| Snap Ring (Bearing Retention — Outer) | 272101743 | External snap ring — retains bearing outer race |
| Snap Ring (Bearing Retention — Internal) | 272101745 | Internal snap ring / retaining ring |
| Seal Ring (Static / Fluid Barrier) | 272101746 | Composite / metal sealing ring |
| Plug (Threaded — Magnetic) | 272101740 | Threaded magnetic plug — collects wear debris |
| Plug (Threaded — Standard) | — | Threaded plug — seals pressurised oil ports |
| Housing Bolt (M10×35 — Grade 10.9) | 805139870 | Hex head bolt — small bolt pattern |
| Housing Bolt (M12×45 — Grade 10.9) | 805139879 | Hex head bolt — large bolt pattern |
| Lock Washer (Spring) | 275300096 | Spring lock washer — vibration retention |
| Torque Converter (Complete — YJ315) | Various (e.g., YJ315X) | Complete YJ315 series converter assembly |
| Pump Wheel (Impeller / Round Plate) | YJ315Y-00018 | Round plate — engine‑driven pump wheel (impeller) [7†L46] |
| Turbine Wheel (Elastic Plate) | YJ315Y-00002 | Elastic plate — turbine wheel (drives output) [7†L46] |
| Cover Wheel (Stator Assembly) | YJ315X-00002 | Cover wheel — stator / guide wheel assembly [7†L47] |
| Output Flange | — | Output flange — torque converter to transmission connection |
| Drive Gear (Pump Drive) | — | Drive gear — transmits power from converter to transmission pump |
| Torque Converter Housing (Bell Housing) | Various | Complete torque converter housing — encloses converter and mounts engine to transmission |
| Transmission Assembly | 272200753 | Complete transmission assembly (YJ315 converter + counter‑shaft box) |
| Transmission Pump (Lube / Shift) | — | Pump — supplies lube and shift pressure to transmission |
| Transmission Control Valve (Shift Valve) | — | Valve body — controls hydraulic shifting |
| Speed Sensor (Turbine RPM) | 803543080 | Turbine speed sensor — used by TCU for converter lock‑up control |
| Speed Sensor (Output Shaft RPM) | 803543079 | Output speed sensor — reports transmission output RPM to TCU |
| Transmission Filter (Spin‑on) | 803100039 | Spin‑on return line filter — transmission circuit |
| Transmission Filter Element | 803100041 | Replacement element (10 micron) |
| Transmission Oil Cooler | — | Oil cooler — maintains transmission fluid temperature |
| Transmission Fluid (ISO VG 32 / 46) | 860115450 | Genuine XCMG transmission fluid |
| Engine Flywheel | — | Flywheel — bolts to converter pump wheel |
| Engine Rear Oil Seal | — | Rear main seal — prevents engine oil entry into converter housing |
| Converter Housing Access Cover | — | Removable cover — for converter drain / inspection |
| Torque Converter Housing Gasket | — | Gasket — between engine block and converter housing |
| Transmission Control Unit (TCU) | — | ECU — controls shift solenoids based on speed sensor inputs |
| Front Axle Assembly (Complete) | 250300731 | Complete front drive axle |
| Rear Axle Assembly (Complete) | 250300732 | Complete rear drive axle |
| Front Propeller Shaft | 251805363 | Front drive shaft — transmission to front axle |
| Rear Propeller Shaft | 251805364 | Rear drive shaft — transmission to rear axle |
| Universal Joint Kit | 251805370 | U‑joint cross & bearing repair kit |
| Axle Shaft (Left / Right) | 251500307 / 251500308 | Axle shaft set |
| Wheel Hub | 252000421 | Wheel hub assembly |
| Wheel Hub Tapered Roller Bearing (Inner) | 271400216 | Inner wheel bearing |
| Wheel Hub Tapered Roller Bearing (Outer) | 271400218 | Outer wheel bearing |
| Wheel Hub Oil Seal | 272200085 | Hub seal — retains axle gear oil |
| Wheel Stud | 279500128 | M22×1.5 wheel stud |
| Main Hydraulic Pump (Transmission Mounted) | 803009979 | Main piston pump — driven by torque converter |
| Steering Pump | 803072822 | Steering hydraulic gear pump |
| Steering Priority Valve | 803104200 | Flow divider — steering priority valve |
| Steering Cylinder (Left) | 803081210 | Left steering cylinder |
| Steering Cylinder (Right) | 803081211 | Right steering cylinder |
| Steering Gear (Orbital Unit) | 803089848 | Full‑hydraulic steering control unit |
| Hydraulic Tank | 803200100 | Main hydraulic oil reservoir |
| Hydraulic Return Filter | 803100039 | Return line filter — hydraulic system |
| Hydraulic Oil Cooler | 803107100 | Hydraulic oil cooler — air or water cooled |
| Pilot Control Valve | 860633853 | Proportional pilot valve |
| Joystick Handle | 860633850 | Electro‑hydraulic joystick |
| Boom Lift Cylinder (Left) | 803081218 | Left boom cylinder |
| Boom Lift Cylinder (Right) | 803081219 | Right boom cylinder |
| Bucket Tilt Cylinder | 803081220 | Bucket cylinder |
| Boom Cylinder Seal Kit | 803081218SK | Complete seal repair kit |
| Engine Assembly (Weichai / Cummins) | — | Diesel engine — 178 kW for LW600FV / 162 kW for LW500KN (model dependent) |
| Engine Water Pump | 860148431 | Engine coolant pump |
| Radiator Water Tank | 860148427 | Engine cooling radiator assembly |
| Radiator Cap (0.5–0.9 bar) | 860148428 | Pressure radiator cap |
| Radiator Hose (Upper / Lower) | 860115430 / 860115431 | Coolant hoses — upper and lower |
| Coolant Expansion Tank | 860148429 | Overflow / degas reservoir |
| Cooling Fan | 860148434 | Engine cooling fan (suction type) |
| Fan Shroud | 860148435 | Radiator fan shroud — air guide |
| Fan Belt | 860148437 | Drive belt — alternator, fan, water pump |
| Alternator (28V / 120A) | — | Brushless alternator |
| Starter Motor (24V) | — | Heavy‑duty starter |
| Battery (12V — two in series) | — | Two 12V batteries (series for 24V system) |
| Fuse Kit (5A – 30A) | 803682279 – 803682283 | Blade fuses — various ratings |
| Relay (General Purpose — 24V) | 803604013 | ISO mini relay |
| Control Button (Horn / Lights) | 803604621 | Dashboard push button |
| Deutsch Connector | 803399778 | Electrical connector (Deutsch DT series) |
| Coolant Temperature Sensor | WDG1371 | Water temperature sender |
| Dashboard / Instrument Cluster | 803604622 | Instrument cluster — speed, temp, fuel, warnings |
| LED Work Light (Left) | 860134405 | Left front LED work light |
| LED Work Light (Right) | 860134406 | Right front LED work light |
| Headlight Cover (Left) | 252911337 | Left headlight lens / housing cover |
| Headlight Cover (Right) | 252911338 | Right headlight lens / housing cover |
| Electric Horn (High Tone) | 803688413 | Warning horn — high frequency |
| Electric Horn (Low Tone) | 803688414 | Warning horn — low frequency |
| Reverse Alarm | 803688433 | Backup buzzer (107 dB) |
| Grease Fitting (Straight) | 803164200 | Lubrication nipple — standard straight type |
| Grease Fitting (90° Angle) | 803164201 | 90° angled grease nipple — for confined spaces |
| Grease Fitting Cap | 803164202 | Rubber dust cover for grease nipple |
| NLGI #2 Lithium Grease | 860115451 | General purpose grease — pins, U‑joints, bearings |
| Hydraulic Oil (ISO VG 46) | 860115450 | Genuine XCMG hydraulic oil (20L / 200L) |
| Axle Gear Oil (GL‑5 85W‑140) | 860115453 | Genuine XCMG axle gear oil |
| Threadlocker (Medium Strength) | — | Loctite 243 / equivalent — for housing bolts |
| Anti‑seize Compound | — | For pipe threads and splines |
| Gasket Sealant | 860115452 | Anaerobic flange sealant |
| Hydraulic Pressure Test Kit | — | Diagnostic tool — gauge + hose + fittings |
| Dial Gauge (End Play Measurement) | — | For axial clearance verification |
| Bearing Heater / Induction Heater | — | For bearing installation (prevents damage) |
| Torque Wrench (0 – 300 Nm) | — | For fastener tightening |
| Service Manual (Torque Converter Section) | — | Refer to XCMG workshop manual (model specific) |
| Parts Catalog (Illustrated) | — | Exploded view — converter + bearing housing assembly |
60000075 Engine Radiator Replacement for Sany Excavator
